Version 1.4.1 (2026-06-09)

Changed

• x type expansions replaced by e or other code
• Some code improvements
• Documentation produced with minted instead of minted2 (after Python fix)
• Required LaTeX version bumped to 2026-06-01
• Kerning code adapted to the new \dim_horizontal:n and \dim_vertical:n
  of the L3 programming layer
• Documentation of documentpaper amended
• References updated

Removed

• Keys page and center, which are deprecated since v1.10 (2012-09-28),
  removed from documentation (still active in code)

Fixed

• documentpaper was broken
• Code style improved with help of explcheck (1 false positive error and 587 warnings removed)